tries to fix the serializer (#2034)

src/planscape/planning/serializers.py

@@ -1,5 +1,6 @@
 import json
 from typing import List, Optional
+from numpy import require
 from rest_framework import serializers
 from rest_framework_gis import serializers as gis_serializers
 from django.conf import settings
@@ -238,8 +239,16 @@ class Meta:
 
 class ConfigurationSerializer(serializers.Serializer):
     question_id = serializers.IntegerField(allow_null=True, required=False)
-    weights = serializers.ListField(child=serializers.IntegerField(), allow_empty=True)
-    est_cost = serializers.FloatField(min_value=1)
+    weights = serializers.ListField(
+        child=serializers.IntegerField(),
+        allow_empty=True,
+        required=False,
+    )
+    est_cost = serializers.FloatField(
+        min_value=1,
+        default=2470,
+        required=False,
+    )
     max_budget = serializers.FloatField(
         allow_null=True,
         required=False,
@@ -256,38 +265,47 @@ class ConfigurationSerializer(serializers.Serializer):
         allow_null=True,
         required=False,
     )
-    stand_size = serializers.ChoiceField(choices=StandSizeChoices.choices)
+    stand_size = serializers.ChoiceField(
+        choices=StandSizeChoices.choices,
+        default=StandSizeChoices.LARGE,
+        required=False,
+    )
     excluded_areas = serializers.ListField(
         child=serializers.CharField(max_length=256),
         allow_empty=True,
         min_length=0,
+        required=False,
     )
     stand_thresholds = serializers.ListField(
         child=serializers.CharField(max_length=512),
         allow_empty=True,
         min_length=0,
+        required=False,
     )
     global_thresholds = serializers.ListField(
         child=serializers.CharField(max_length=512),
         allow_empty=True,
         min_length=0,
+        required=False,
     )
     scenario_priorities = serializers.ListField(
         child=serializers.CharField(max_length=256),
         min_length=1,
+        required=False,
     )
     scenario_output_fields = serializers.ListField(
         child=serializers.CharField(max_length=256),
         min_length=1,
+        required=False,
     )
     max_treatment_area_ratio = serializers.FloatField(
         min_value=100,
         required=False,
     )
 
-    def validate(self, data):
-        budget = data.get("max_budget")
-        max_area = data.get("max_treatment_area_ratio")
+    def validate(self, attrs):
+        budget = attrs.get("max_budget")
+        max_area = attrs.get("max_treatment_area_ratio")
 
         if budget and max_area:
             raise serializers.ValidationError(
@@ -298,7 +316,7 @@ def validate(self, data):
             raise serializers.ValidationError(
                 "You should provide one of `max_budget` or `max_treatment_area_ratio`."
             )
-        return data
+        return attrs
 
 
 class ListScenarioSerializer(serializers.ModelSerializer):